The relationship of two or more objects that does not be depends on each other. It is the most common trouble on the Internet. It mainly concerned about the precise problem of sharing the data between the not trusted parties. Previous paper in this area shows that privacy and services can be a real one, but in some cases it does not provides the strong beliefs or confidence of one or the other. To draft a research schema with several directions for aggressive of these problems, considering a number of different systems that observe the efficacy and confidentiality problem from different approaches.